28260090

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:409

約数の個数: 80

約数和(自身を含む): 76839840

約数和(自身を除く): 48579750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 139, 162, 251, 270, 278, 405, 417, 502, 695, 753, 810, 834, 1251, 1255, 1390, 1506, 2085, 2259, 2502, 2510, 3753, 3765, 4170, 4518, 6255, 6777, 7506, 7530, 11259, 11295, 12510, 13554, 18765, 20331, 22518, 22590, 33885, 34889, 37530, 40662, 56295, 67770, 69778, 101655, 104667, 112590, 174445, 203310, 209334, 314001, 348890, 523335, 628002, 942003, 1046670, 1570005, 1884006, 2826009, 3140010, 4710015, 5652018, 9420030, 14130045, 28260090]

約数ペア:

[(1, 28260090), (2, 14130045), (3, 9420030), (5, 5652018), (6, 4710015), (9, 3140010), (10, 2826009), (15, 1884006), (18, 1570005), (27, 1046670), (30, 942003), (45, 628002), (54, 523335), (81, 348890), (90, 314001), (135, 209334), (139, 203310), (162, 174445), (251, 112590), (270, 104667), (278, 101655), (405, 69778), (417, 67770), (502, 56295), (695, 40662), (753, 37530), (810, 34889), (834, 33885), (1251, 22590), (1255, 22518), (1390, 20331), (1506, 18765), (2085, 13554), (2259, 12510), (2502, 11295), (2510, 11259), (3753, 7530), (3765, 7506), (4170, 6777), (4518, 6255)]